/Engine/Source/Editor/Sequencer/Public/MVVM/Selection/Selection.h
Turn this iterator into a filtered iterator that only visits the specified viewmodel or extension types
template<typename FilterType> [TFilteredViewModelSelectionIterator](API\Editor\SequencerCore\MVVM\Selection\TFilteredViewModelSelectionItera-_1)< [TWeakViewModelPtr](API\Editor\SequencerCore\TWeakViewModelPtr)< [IOutlinerExtension](API\Editor\SequencerCore\MVVM\Extensions\IOutlinerExtension) >, FilterType > Filter() const